201991803

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{70949}}^1$

素因数の和:71038

約数の個数: 16

約数和(自身を含む): 294016800

約数和(自身を除く): 92024997

約数列:

[1, 3, 13, 39, 73, 219, 949, 2847, 70949, 212847, 922337, 2767011, 5179277, 15537831, 67330601, 201991803]

約数ペア:

[(1, 201991803), (3, 67330601), (13, 15537831), (39, 5179277), (73, 2767011), (219, 922337), (949, 212847), (2847, 70949)]